C. E. . Natalia, A. K. A. . Lestari, E. A. . Cahyasari, R. . Cindrawan, A. Y. . Matutina, and A. M. . Sumargi, “The Effect of Grit and Gratitude on Subjective Well-Being of Students Attending Limited Face-to-Face Learning”, ICRSE, vol. 1, pp. 155–161, Feb. 2022.